依据《电力设备典型消防规程》的规定,电力生产企业应按照“谁主管、谁负责”的原则,建立各级人员的防火责任制。
参考答案:对
阿城的“三王小说”是指《棋王》《树王》、()。
A wholesale fruit distributor, in an effort to increase its profit margins, has proposed cutting the tops off of the pineapples it ships in order to increase the number of pineapples it can ship in a standard-size truck. Which of the following, if true, gives the pest evidence that the fruit distributor’s plan will increase its profit margins ?()
A. Pineapples with the tops cut off have been shown to rot three times faster than uncut fruit.
B. Customers buy whole pineapples in part because of their exotic, spiky appearance.
C. Cutting the tops off of pineapples may inadvertently remove some of the fruit within.
D. The fruit distributor ships primarily to a fruit canning company that has no use for pineapple tops.
E. Pineapple juice has been shown to be an even more potent source of vitamin C than orange or cranberry juice.